20007250

素因数分解:

$2^1\times 5^3\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17732270

約数列:

[1, 2, 5, 10, 25, 50, 125, 191, 250, 382, 419, 838, 955, 1910, 2095, 4190, 4775, 9550, 10475, 20950, 23875, 47750, 52375, 80029, 104750, 160058, 400145, 800290, 2000725, 4001450, 10003625, 20007250]

約数ペア:

[(1, 20007250), (2, 10003625), (5, 4001450), (10, 2000725), (25, 800290), (50, 400145), (125, 160058), (191, 104750), (250, 80029), (382, 52375), (419, 47750), (838, 23875), (955, 20950), (1910, 10475), (2095, 9550), (4190, 4775)]